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Installation Instructions
Bosch IDS BOVA15 Split System Heat Pump - BTC 761701317 A (02.2022)
2 Unit Location Considerations
2.1 Unit Dimensions
Models H x W x L (inches)
BOVA24-15 24-15/16 x 28 x 28
BOVA36-15 24-15/16 x 28 x 28
BOVA60-15 33-3/16 x 29-1/8 x 29-1/8
Table 1
The unit’s weight values are on the carton box.
When mounting the outdoor unit on a roof, be sure the roof will support the unit’s
weight. Properly selected isolation is recommended to prevent sound or vibration
transmission to the building structure.
Figure 1
2.2 Refrigerant Piping Limits
System
Capacity
Model
Liquid
Line
Suction
Line
Total Equivalent Length - Feet
25 50 75 100
Inch O.D. Maximum Vertical Separation - Feet
24K 3/8 *
3/4 Std. 25 50 45 40
5/8 Opt. 25 50 45 40
36K 3/8 *
3/4 Std. 25 50 50 50
5/8 Opt. 25 50 50 50
48K 3/8 *
7/8 Std. 25 50 50 40
3/4 Opt. 25 50 50 40
60K 3/8 *
7/8 Std. 25 50 50 40
3/4 Opt. 25 50 50 40
1 1/8 Opt. 25 40 N/A N/A
Table 2
* Standard line size is recommended;
N/A: Application not recommended;
Refrigerant charge: refer to Sec. 14
Maximum line equivalent length = 100 feet.
Maximum vertical equivalent length = 50 feet.
Use only the line diameters indicated in Table 2.
If the suction linesets are greater than 50 feet, do not use a larger suction
line than recommended.
Figure 2
Standard Lineset
Lineset 100' Max
Line Length
50' Max
Line Lift
50' Max
Line Lift